Clinical Microbiology Exam #1 Questions With Complete
Solutions
A bacterial colony can be described as: Correct Answers -
sufficiently large numbers of a bacterium that can be observable
with the unaided eye
-derived from a single bacterial cell
-belonging to the same genus and species
-having identical genetic and phenotypic characteristics
A candle jar is used to cultivate which type of bacteria? Correct
Answers Capnophiles
A flexible calcium alginate swab is the collection device of
choice for recovery of organisms from which source: Correct
Answers nasopharynx
A mordant that is applied after the primary stain to chemically
bond the alkaline dye to the bacterial cell wall is: Correct
Answers Gram's iodine
A principle role of the clinical microbiologist includes: Correct
Answers -communicating information about the patient quickly
and accurately in both verbal and written formats
-assisting in providing accurate infectious disease diagnosis
-devising and updating laboratory testing and protocols to
provide optimum disease management
An abnormal abscess specimen received in the laboratory
produced abundant growth anaerobically but produced no
, growth aerobically. This specimen contains: Correct Answers
an obligate anaerobe
An example of a selective enrichment broth is: Correct Answers
selenite broth
An infection acquired by a hospitalized patient that was not
present when admitted into the hospital is referred to as: Correct
Answers a nosocomial infection
An outbreak of Pseudomonas aeruginosa isolated from sink and
faucet aerators and humidifiers used with ventilators in an
intensive care unit would be considered a/an Correct Answers
nosocomial infection
Bacteremia that may occur spontaneously or follow a minor
event such as brushing of teeth is termed: Correct Answers
transient
Biosafety Level 4 agents: Correct Answers require that
personnel wear protective clothing and devices and enter a
decontaminating chamber before leaving
Criteria that should be considered for rejection of specimens
include: Correct Answers -missing or inadequate information
such as clinical diagnosis, current drug treatment, and other
helpful facts
-illegible physician name
-improperly collected or stored specimen
-requests of multiple tests on one specimen
Solutions
A bacterial colony can be described as: Correct Answers -
sufficiently large numbers of a bacterium that can be observable
with the unaided eye
-derived from a single bacterial cell
-belonging to the same genus and species
-having identical genetic and phenotypic characteristics
A candle jar is used to cultivate which type of bacteria? Correct
Answers Capnophiles
A flexible calcium alginate swab is the collection device of
choice for recovery of organisms from which source: Correct
Answers nasopharynx
A mordant that is applied after the primary stain to chemically
bond the alkaline dye to the bacterial cell wall is: Correct
Answers Gram's iodine
A principle role of the clinical microbiologist includes: Correct
Answers -communicating information about the patient quickly
and accurately in both verbal and written formats
-assisting in providing accurate infectious disease diagnosis
-devising and updating laboratory testing and protocols to
provide optimum disease management
An abnormal abscess specimen received in the laboratory
produced abundant growth anaerobically but produced no
, growth aerobically. This specimen contains: Correct Answers
an obligate anaerobe
An example of a selective enrichment broth is: Correct Answers
selenite broth
An infection acquired by a hospitalized patient that was not
present when admitted into the hospital is referred to as: Correct
Answers a nosocomial infection
An outbreak of Pseudomonas aeruginosa isolated from sink and
faucet aerators and humidifiers used with ventilators in an
intensive care unit would be considered a/an Correct Answers
nosocomial infection
Bacteremia that may occur spontaneously or follow a minor
event such as brushing of teeth is termed: Correct Answers
transient
Biosafety Level 4 agents: Correct Answers require that
personnel wear protective clothing and devices and enter a
decontaminating chamber before leaving
Criteria that should be considered for rejection of specimens
include: Correct Answers -missing or inadequate information
such as clinical diagnosis, current drug treatment, and other
helpful facts
-illegible physician name
-improperly collected or stored specimen
-requests of multiple tests on one specimen
